157 lines
4 KiB
C
157 lines
4 KiB
C
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/mtd/physmap.h>
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#include <linux/gpio.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <mach/board.h>
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#include <mach/at91rm9200_mc.h>
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#include "generic.h"
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static void __init eco920_map_io(void)
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{
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at91rm9200_initialize(18432000, AT91RM9200_PQFP);
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/* Setup the LEDs */
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at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
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/* DBGU on ttyS0. (Rx & Tx only */
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at91_register_uart(0, 0, 0);
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/* set serial console to ttyS0 (ie, DBGU) */
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at91_set_serial_console(0);
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}
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static void __init eco920_init_irq(void)
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{
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at91rm9200_init_interrupts(NULL);
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}
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static struct at91_eth_data __initdata eco920_eth_data = {
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.phy_irq_pin = AT91_PIN_PC2,
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.is_rmii = 1,
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};
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static struct at91_usbh_data __initdata eco920_usbh_data = {
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.ports = 1,
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};
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static struct at91_udc_data __initdata eco920_udc_data = {
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.vbus_pin = AT91_PIN_PB12,
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.pullup_pin = AT91_PIN_PB13,
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};
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static struct at91_mmc_data __initdata eco920_mmc_data = {
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.slot_b = 0,
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.wire4 = 0,
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};
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static struct physmap_flash_data eco920_flash_data = {
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.width = 2,
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};
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static struct resource eco920_flash_resource = {
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.start = 0x11000000,
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.end = 0x11ffffff,
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.flags = IORESOURCE_MEM,
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};
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static struct platform_device eco920_flash = {
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.name = "physmap-flash",
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.id = 0,
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.dev = {
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.platform_data = &eco920_flash_data,
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},
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.resource = &eco920_flash_resource,
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.num_resources = 1,
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};
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static struct resource at91_beeper_resources[] = {
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[0] = {
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.start = AT91RM9200_BASE_TC3,
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.end = AT91RM9200_BASE_TC3 + 0x39,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device at91_beeper = {
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.name = "at91_beeper",
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.id = 0,
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.resource = at91_beeper_resources,
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.num_resources = ARRAY_SIZE(at91_beeper_resources),
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};
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static struct spi_board_info eco920_spi_devices[] = {
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{ /* CAN controller */
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.modalias = "tlv5638",
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.chip_select = 3,
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.max_speed_hz = 20 * 1000 * 1000,
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.mode = SPI_CPHA,
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},
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};
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static void __init eco920_board_init(void)
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{
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at91_add_device_serial();
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at91_add_device_eth(&eco920_eth_data);
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at91_add_device_usbh(&eco920_usbh_data);
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at91_add_device_udc(&eco920_udc_data);
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at91_add_device_mmc(0, &eco920_mmc_data);
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platform_device_register(&eco920_flash);
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at91_sys_write(AT91_SMC_CSR(7), AT91_SMC_RWHOLD_(1)
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| AT91_SMC_RWSETUP_(1)
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| AT91_SMC_DBW_8
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| AT91_SMC_WSEN
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| AT91_SMC_NWS_(15));
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at91_set_A_periph(AT91_PIN_PC6, 1);
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at91_set_gpio_input(AT91_PIN_PA23, 0);
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at91_set_deglitch(AT91_PIN_PA23, 1);
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/* Initialization of the Static Memory Controller for Chip Select 3 */
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at91_sys_write(AT91_SMC_CSR(3),
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AT91_SMC_DBW_16 | /* 16 bit */
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AT91_SMC_WSEN |
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AT91_SMC_NWS_(5) | /* wait states */
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AT91_SMC_TDF_(1) /* float time */
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);
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at91_clock_associate("tc3_clk", &at91_beeper.dev, "at91_beeper");
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at91_set_B_periph(AT91_PIN_PB6, 0);
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platform_device_register(&at91_beeper);
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at91_add_device_spi(eco920_spi_devices, ARRAY_SIZE(eco920_spi_devices));
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}
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MACHINE_START(ECO920, "eco920")
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/* Maintainer: Sascha Hauer */
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.boot_params = AT91_SDRAM_BASE + 0x100,
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.timer = &at91rm9200_timer,
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.map_io = eco920_map_io,
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.init_irq = eco920_init_irq,
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.init_machine = eco920_board_init,
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MACHINE_END
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